| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.02 | 3.01 | 0.01 |
| Feb | 2.53 | 2.56 | -0.03 |
| Mar | 3.66 | 3.66 | 0.00 |
| Apr | 4.15 | 4.14 | 0.01 |
| May | 4.42 | 4.55 | -0.13 |
| Jun | 4.49 | 4.37 | 0.12 |
| Jul | 4.06 | 4.06 | 0.00 |
| Aug | 3.10 | 3.14 | -0.04 |
| Sep | 2.86 | 2.69 | 0.17 |
| Oct | 2.87 | 2.92 | -0.05 |
| Nov | 2.90 | 2.86 | 0.04 |
| Dec | 3.05 | 2.98 | 0.07 |
41.11 | 40.94 | 0.17 |